APA aipamena

Blake, L. S. (1975). Civil engineer's reference book. London : Newnes-Butterworths.

Chicago Style aipamena

Blake, L. S. Civil Engineer's Reference Book. London : Newnes-Butterworths, 1975.

MLA aipamena

Blake, L. S. Civil Engineer's Reference Book. London : Newnes-Butterworths, 1975.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.